PMD Compensation/mitigation techniques for high-speed optical transport. - Henning Bülow; Chongjin Xie; Axel Klekamp; Xiang Liu; Bernd Franz (Bell Labs Tech. J., 2009)

Optical polarization mode dispersion compensators for high-speed optical communication systems. - Chongjin Xie; Dieter Werner; Herbert Haunstein; Robert M. Jopson; Sethumadhavan Chandrasekhar; Xiang Liu 018; Yan Shi; Siegfried Gronbach; Thomas Link; Konrad Czotscher (Bell Labs Tech. J., 2010)

Silicon microring modulators for advanced modulation formats. - Po Dong; Chongjin Xie; Lawrence L. Buhl; Young-Kai Chen (OFC/NFOEC, 2013)

Single-carrier 400G interface and 10-channel WDM transmission over 4, 800 km using all-ETDM 107-Gbaud PDM-QPSK. - Gregory Raybon; Andrew Adamiecki; Peter J. Winzer; Chongjin Xie; Agnieszka Konczykowska; Filipe Jorge; Jean-Yves Dupuy; Lawrence L. Buhl; Sethumadhavan Chandrasekhar; S. Draving; M. Grove; K. Rush (OFC/NFOEC, 2013)

32-bit/s/Hz spectral efficiency WDM transmission over 177-km few-mode fiber. - Roland Ryf; Sebastian Randel; Nicolas K. Fontaine; M. Montoliu; Ellsworth Burrows; Stephen Corteselli; Sethumadhavan Chandrasekhar; Alan H. Gnauck; Chongjin Xie; René-Jean Essiambre; Peter J. Winzer; R. Delbue; et al. (OFC/NFOEC, 2013)

Reducing equalizer complexity in coherent receivers for Nyquist spectrally shaped systems with matched filters. - Junyi Wang; Chongjin Xie; Zhongqi Pan (OFC/NFOEC, 2013)

Transmission of 130-Gb/s PDM-QPSK over 5, 760-km with co-propagating 10-Gb/s OOK channels in dispersion-managed NZDSF spans with soft-decision LDPCC coding. - Chongjin Xie; Luis Salamanca; Rüdiger L. Urbanke; Benyuan Zhu (OFC/NFOEC, 2013)

Silicon in-phase/quadrature modulator with on-chip optical equalizer. - Po Dong; Chongjin Xie; Lawrence L. Buhl; Young-Kai Chen; Jeffrey H. Sinsky; Gregory Raybon (ECOC, 2014)

Parametric amplification and wavelength conversion of a 2.048-Tbit/s WDM PDM 16-QAM signal. - Hao Hu 009; Robert M. Jopson; Alan H. Gnauck; Mihaela Dinu; Sethumadhavan Chandrasekhar; Xiang Liu 018; Chongjin Xie; M. Montoliu; Sebastian Randel; Colin J. McKinstrie (ECOC, 2014)

All-VCSEL based 100-Gb/s PDM-4PAM coherent system for applications in metro networks. - Chongjin Xie; Silvia Spiga; Po Dong; Peter J. Winzer; Alexander Andrejew; Benjamin Kögel; Christian Neumeyr; Markus-Christian Amann (ECOC, 2014)

Ultra-high-bandwidth monolithic VCSEL arrays for high-speed metro networks. - Silvia Spiga; Chongjin Xie; Po Dong; Markus-Christian Amann; Peter Winzer 001 (ICTON, 2014)

Monolithic coherent receiver based on 120-degree optical hybrids on silicon. - Po Dong; Chongjin Xie; Lawrence L. Buhl (OFC, 2014)

Fiber nonlinearity compensation of an 8-channel WDM PDM-QPSK signal using multiple phase conjugations. - Hao Hu 009; Robert M. Jopson; Alan H. Gnauck; Mihaela Dinu; S. Chandrasekhar 001; Xiang Liu 018; Chongjin Xie; M. Montoliu; Sebastian Randel; Colin J. McKinstrie (OFC, 2014)

Transmission of 128-Gb/s PDM-4PAM generated with electroabsoption modulators over 960-km standard single-mode fiber. - Chongjin Xie (OFC, 2014)

Generation and transmission of a 400-Gb/s PDM/WDM signal using a monolithic 2×4 VCSEL array and coherent detection. - Chongjin Xie; Silvia Spiga; Po Dong; Peter Winzer 001; Michael Bergmann; Benjamin Kögel; Christian Neumeyr; Markus-Christian Amann (OFC, 2014)

Generation and transmission of 100-Gb/s PDM 4-PAM using directly modulated VCSELs and coherent detection. - Chongjin Xie; Silvia Spiga; Po Dong; Peter Winzer 001; Alan H. Gnauck; Christoph Greus; Markus Ortsiefer; Christian Neumeyr; Michael Müller 010; Markus-Christian Amann (OFC, 2014)

Advanced detection of super-Nyquist WDM QPSK signals with 5-bit/s/Hz spectral efficiency. - Sai Chen; Chongjin Xie; Jie Zhang (OFC, 2015)

Bandwidth scalable and high fidelity spectrally-sliced transmitter. - Binbin Guan; Nicolas K. Fontaine; Roland Ryf; Sai Chen; Gregory Raybon; Chongjin Xie; Ryan P. Scott; S. J. Ben Yoo (OFC, 2015)

Quadrature duobinary modulation and detection. - Chongjin Xie; Sai Chen (OFC, 2015)

Single-VCSEL 100-Gb/s short-reach system using discrete multi-tone modulation and direct detection. - Chongjin Xie; Po Dong; Sebastian Randel; Dario Pilori; Peter Winzer 001; Silvia Spiga; Benjamin Kögel; Christian Neumeyr; Markus-Christian Amann (OFC, 2015)

70 nm seamless band transmission of 17.3 Tb/s over 40×100km of fiber using complementary Raman/EDFA. - Benyuan Zhu; Chongjin Xie; Lynn E. Nelson; X. Jiang; David W. Peckham; Robert Lingle; Man F. Yan; Patrick W. Wisk; David J. DiGiovanni (OFC, 2015)

Comparison of Coherent and IMDD Transceivers for Intra Datacenter Optical Interconnects. - Jingchi Cheng; Chongjin Xie; Yizhao Chen; Xi Chen; Ming Tang 005; Songnian Fu (OFC, 2019)

A Low-Complexity Adaptive Equalizer for Digital Coherent Short-Reach Optical Transmission Systems. - Jingchi Cheng; Chongjin Xie; Ming Tang 005; Songnian Fu (OFC, 2019)

Standardized Northbound Interface Testing Automation on the Open and Disaggregated Optical Transport Equipment. - Yawei Yin; Tao Wang; Liang Dou; Shuai Zhang; Ming Xia; Chongjin Xie (OFC, 2019)

A Comparative Study of Intradyne and Self-homodyne Systems for Next Generation Intra-datacenter Optical Interconnects. - Jingchi Cheng; Chongjin Xie; Ming Tang 005; Songnian Fu (OECC/PSC, 2019)

Connected OFCity Challenge: Addressing the Digital Divide in the Developing World. - Marco Ruffini; Kasandra Pillay; Chongjin Xie; Lei Shi; Dale Smith; Inder Monga; Xinsheng Wang; Jun Shan Wey (JOCN, 2019)

Spectral Properties of Quantum-Dots Mode-Locked Diode Lasers and the Impact in Fiber-Optic Systems. - Rongqing Hui; Mustafa Al-Qadi; Maurice O'Sullivan; Chongjin Xie (ICTON, 2020)

Phase Noise Spectral Properties Across Individual Comb Lines in Quantum-Dot Mode-Locked Lasers. - Mustafa Al-Qadi; Maurice O'Sullivan; Chongjin Xie; Rongqing Hui (OFC, 2020)

Demonstration of Open and Disaggregated ROADM Networks Based on Augmented OpenConfig Data Model and Node Controller. - Liang Dou; Lei Wang; Sai Chen; Jingchi Cheng; Zhao Sun; Ming Xia; Huan Zhang; Li Xiao; Jian Xu; Jiekui Yu; Chongjin Xie (OFC, 2020)

Experimental Comparisons between Machine Learning and Analytical Models for QoT Estimations in WDM Systems. - Qirui Fan; Jianing Lu; Gai Zhou; Derek Zeng; Changjian Guo; Linyue Lu; Jianqiang Li; Chongjin Xie; Chao Lu 001; Faisal Nadeem Khan; Alan Pak Tao Lau (OFC, 2020)

Data Analytics Practice for Reliability Management of Optical Transceivers in Hyperscale Data Centers. - Jianqiang Li; Zhicheng Wang; Chunxiao Wang; Qin Chen; Peng Wang; Rui Lu; Songnian Fu; Chongjin Xie (OFC, 2020)

Real-Time Demonstration of Silicon-Photonics-Based QSFP-DD 400GBASE-DR4 Transceivers for Datacenter Applications. - Chongjin Xie; Peter Magill; David Li; Yinxing Zhang; Long Zheng; Anbin Wang; Yun Bao; Chunchun Sui; Matthew Streshinsky; Jianwei Mu; Sigeng Yang; Wanju Sun (OFC, 2020)

Open and disaggregated optical transport networks for data center interconnects [Invited]. - Chongjin Xie; Lei Wang; Liang Dou; Ming Xia; Sai Chen; Huan Zhang; Zhao Sun; Jingchi Cheng (JOCN, 2020)

Experimental Assessments of a Flexible Optical Switch and Control System with Dynamic Bandwidth Allocation. - Xuwei Xue; Kristif Prifti; Bitao Pan; Sai Chen; Xiaotao Guo; Fulong Yan; Shaojuan Zhang; Chongjin Xie; Nicola Calabretta (ECOC, 2021)

Dynamic Buffer Status Based Conflict Free Scheduling for a Fast Optical Switching Network. - Fulong Yan; Chongjin Xie; Nicola Calabretta (ECOC, 2021)

Demonstration of a Disaggregated ROADM Network with Automatic Channel Provisioning and Link Power Adjustment. - Huan Zhang; Fan Gao 001; Jingchi Cheng; Liang Dou; Sai Chen; Boyuan Yan; Zhao Sun; Lei Wang; Chongjin Xie (ECOC, 2021)

Experimental Assessments of Fast Optical Switch and Control System for Data Center Networks. - Xuwei Xue; Bitao Pan; Sai Chen; Kristif Prifti; Xiaotao Guo; Fulong Yan; Rafael Kraemer; Shaojuan Zhang; Chongjin Xie; Nicola Calabretta (OFC, 2021)

Traffic Rate Matrix Decomposition Based Conflict Free Scheduling for a Fast Optical Switching Network. - Fulong Yan; Chongjin Xie; Nicola Calabretta (OFC, 2021)

On the performance investigation of a fast optical switches based optical high performance computing infrastructure. - Fulong Yan; Hugo Meyer; Changshun Yuan; Xuwei Xue; Bitao Pan; Xiaotao Guo; Nicola Calabretta; Chongjin Xie (Comput. Networks, 2021)

Performance comparisons between machine learning and analytical models for quality of transmission estimation in wavelength-division-multiplexed systems [Invited]. - Jianing Lu; Gai Zhou; Qirui Fan; Dengke Zeng; Changjian Guo; Linyue Lu; Jianqiang Li; Chongjin Xie; Chao Lu 001; Faisal Nadeem Khan; Alan Pak Tao Lau (JOCN, 2021)

New Trend of Open and Disaggregated Optical Networks. - Liang Dou; Sai Chen; Huan Zhang; Jingchi Cheng; Fan Gao 001; Boyuan Yan; Shuai Zhang; Zhao Sun; Lei Wang; Chongjin Xie (OFC, 2022)

Characteristics of Field Operation Data for Optical Transceivers in Hyperscale Data Centers. - Chongjin Xie; Chunxiao Wang; Qin Chen; Zhicheng Wang; Peng Wang; Rui Lu; Lei Wang (OFC, 2022)

Network traffic characteristics of hyperscale data centers in the era of cloud applications. - Fulong Yan; Chongjin Xie; Jie Zhang 006; Yongqing Xi; Zhiping Yao; Yang Liu; Xingming Lin; Jianbo Huang; Yu Ce; Xuegong Zhang; Nicola Calabretta (JOCN, 2022)

Scaling Optical Interconnects for Hyperscale Data Center Networks. - Chongjin Xie; Bo Zhang (Proc. IEEE, 2022)

Multimode Fiber Bandwidth Uniformity and its Impact on Optical links in Hyperscale Datacenters. - Qin Chen; Rui Lu; Peng Wang; Chongjin Xie (OFC, 2023)

Improved QoT Estimations through Refined Signal Power Measurements in a Disaggregated and Partially-loaded Live Production Network. - Yan He; Zhiqun Zhai; Lingling Wang; Yaxi Yan; Liang Dou; Chongjin Xie; Chao Lu 001; Alan Pak Tao Lau (OFC, 2023)

Connected OFCity Challenge: an updated perspective on technology for connected cities. - Marco Ruffini; Chongjin Xie; Lei Shi; Jun Shan Wey (OFC, 2023)

Supporting Bandwidth Guarantee for a Fast Optical Switching Network with Micro Buffer Switching Fabric. - Fulong Yan; Chongjin Xie; Nicola Calabretta (OFC, 2023)

Improved QoT estimations through refined signal power measurements and data-driven parameter optimizations in a disaggregated and partially loaded live production network. - Yan He; Zhiqun Zhai; Liang Dou; Lingling Wang; Yaxi Yan; Chongjin Xie; Chao Lu 001; Alan Pak Tao Lau (JOCN, 2023)

Performance improvements by dynamic amplifier reconfigurations for C + L-band optical networks in the presence of stimulated Raman scattering. - Zhuili Huang; Liang Dou; Jingchi Cheng; Chongjin Xie; Chao Lu 001; Alan Pak Tao Lau (J. Opt. Commun. Netw., 2023)

The Evolution of Open and Disaggregated Optical Networks: From Open Line System to Open Box System. - Sai Chen; Weitang Zheng; Liang Dou; Huan Zhang; Zhao Sun; Lei Wang; Fan Gao 001; Boyuan Yan; Zhiqun Zhai; Chongjin Xie (OFC, 2024)

QoT Estimation for Large-scale Mixed-rate Disaggregated Metro DCI Networks by Artificial Neural Networks. - Yan He; Kausthubh Chandramouli; Zhiqun Zhai; Sai Chen; Liang Dou; Chongjin Xie; Chao Lu 001; Alan Pak Tao Lau (OFC, 2024)

Unavailability Analyses of Hyperscale Data Center Interconnect Optical Networks with Optical Layer Protection. - Lingling Wang; Lei Wang; Chunxiao Wang; Chongjin Xie (OFC, 2024)

Employing Fiber Loss Degradation Statistics in SLA based Margin Calculation Method for Optical Networks. - Zhiqun Zhai; Liang Dou; Sai Chen; Huan Zhang; Chongjin Xie (OFC, 2024)

Open-source data for QoT estimation in optical networks from Alibaba. - Zhiqun Zhai; Liang Dou; Yan He; Alan Pak Tao Lau; Chongjin Xie (J. Opt. Commun. Netw., 2024)

On the Performance Investigation of a Recursive Fast Optical Switch-Based High Performance Computing Network Architecture. - Fulong Yan; Xiong Deng; Changshun Yuan; Boyuan Yan; Chongjin Xie (IEEE/ACM Trans. Netw., 2024)

Optical Interconnects for AI Computing Applications. - Chongjin Xie; Anbin Wang; Rui Lu; Qin Chen; Peng Wang; Yun Bao; Chunxiao Wang (OFC, 2025)